Home / 755,275.59-1,132,523.33-222,728.91

Finding the Fourth Proportional to 755,275.59, 1,132,523.33 and 222,728.91

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Solution

The fourth proportional to 755,275.59, 1,132,523.33 and 222,728.91 is: 333,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,275.59 : 1,132,523.33 = 222,728.91 : x
  2. Step 2: Convert to fraction form
    755,275.59/1,132,523.33 = 222,728.91/x
  3. Step 3: Cross multiply
    755,275.59x = 1,132,523.33 × 222,728.91
  4. Step 4: Simplify right side
    755,275.59x = 252,245,685,726.83
  5. Step 5: Solve for x
    x = 252,245,685,726.83/755,275.59
  6. Step 6: Final answer
    x = 333,978.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.